6 results
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
likely it will be clinically ... (SLE), Systemic ... : Lupus (SLE), Systemic ... , Interstitial Pulmonary ... #patterns #rheumatology
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
to 8 years Clinical ... Granulomatous lymphocytic interstitial ... lung disease (GLILD ... Chest CT: • Ground-glass ... hemolytic anemia) • Systemic
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
Macrophage Activation ... rash) • Heart, lung ... [SLE], AOSD) • ... Infection (eg, ... #Activation #Syndrome
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
SLE (Systemic Lupus ... fibromyalgia) • Infections ... syndrome Arthritis ... Chronic B-cell activation ... #Diagnosis #Rheumatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
> 50 years VARIABLE-VESSEL ... to exclude are infections ... purpura: strong sign ... SLE) • Urinalysis ... #rheumatology #
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
as SLE, atherosclerotic ... purpura: Strong sign ... ischemia • Skin: Erythematous ... fluid (CSF) is abnormal ... #Rheumatology